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FI20070523L - Menetelmä nestevirtojen käsittelemiseksi sellutehtaalla - Google Patents

Menetelmä nestevirtojen käsittelemiseksi sellutehtaalla Download PDF

Info

Publication number
FI20070523L
FI20070523L FI20070523A FI20070523A FI20070523L FI 20070523 L FI20070523 L FI 20070523L FI 20070523 A FI20070523 A FI 20070523A FI 20070523 A FI20070523 A FI 20070523A FI 20070523 L FI20070523 L FI 20070523L
Authority
FI
Finland
Prior art keywords
treating liquid
liquid streams
pulp mill
pulp
mill
Prior art date
Application number
FI20070523A
Other languages
English (en)
Swedish (sv)
Other versions
FI20070523A0 (fi
FI122237B (fi
Inventor
Janne Vehmaa
Olavi Pikka
Pekka Tervola
Original Assignee
Andritz Oy
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from FI20070477A external-priority patent/FI122812B/fi
Application filed by Andritz Oy filed Critical Andritz Oy
Priority to FI20070523A priority Critical patent/FI122237B/fi
Publication of FI20070523A0 publication Critical patent/FI20070523A0/fi
Priority to PCT/FI2008/000070 priority patent/WO2008152189A2/en
Publication of FI20070523L publication Critical patent/FI20070523L/fi
Application granted granted Critical
Publication of FI122237B publication Critical patent/FI122237B/fi

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0064—Aspects concerning the production and the treatment of green and white liquors, e.g. causticizing green liquor
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0021—Introduction of various effluents, e.g. waste waters, into the pulping, recovery and regeneration cycle (closed-cycle)
    • D21C11/0028—Effluents derived from the washing or bleaching plants
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/02—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10—Bleaching ; Apparatus therefor
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
    • D21C9/14—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites
    • D21C9/144—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites with ClO2/Cl2 and other bleaching agents in a multistage process
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0021—Introduction of various effluents, e.g. waste waters, into the pulping, recovery and regeneration cycle (closed-cycle)
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
    • D21C9/14—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
FI20070523A 2007-06-15 2007-07-03 Menetelmä nestevirtojen käsittelemiseksi sellutehtaalla FI122237B (fi)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI20070523A FI122237B (fi) 2007-06-15 2007-07-03 Menetelmä nestevirtojen käsittelemiseksi sellutehtaalla
PCT/FI2008/000070 WO2008152189A2 (en) 2007-06-15 2008-06-13 Method for treating liquid flows at a chemical pulp mill

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
FI20070477 2007-06-15
FI20070477A FI122812B (fi) 2007-06-15 2007-06-15 Menetelmä nestevirtojen käsittelemiseksi sellutehtaalla
FI20070523 2007-07-03
FI20070523A FI122237B (fi) 2007-06-15 2007-07-03 Menetelmä nestevirtojen käsittelemiseksi sellutehtaalla

Publications (3)

Publication Number Publication Date
FI20070523A0 FI20070523A0 (fi) 2007-07-03
FI20070523L true FI20070523L (fi) 2008-12-16
FI122237B FI122237B (fi) 2011-10-31

Family

ID=38331541

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20070523A FI122237B (fi) 2007-06-15 2007-07-03 Menetelmä nestevirtojen käsittelemiseksi sellutehtaalla

Country Status (2)

Country Link
FI (1) FI122237B (fi)
WO (1) WO2008152189A2 (fi)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PT2655732E (pt) 2010-12-22 2015-02-09 Akzo Nobel Chemicals Int Bv Processo para melhorar o branqueamento com dióxido de cloro da pasta de papel

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA761255B (en) 1975-03-11 1977-03-30 Erco Envirotech Ltd Bleachplant operation
US5938892A (en) * 1991-01-28 1999-08-17 Champion International Corporation Process for recycling bleach plant filtrate
US5380402A (en) * 1992-07-30 1995-01-10 Kamyr, Inc. Reducing pulp mill liquid discharge
US5302246A (en) * 1992-07-30 1994-04-12 Kamyr, Inc. Method of managing liquid steams in a pulp mill
SE470538C (sv) * 1992-12-02 1996-02-26 Kvaerner Pulping Tech Sätt vid blekning av massa utan användning av klorhaltiga kemikalier
SE500660C2 (sv) * 1992-12-03 1994-08-01 Mo Och Domsjoe Ab Förfarande för framställning av grönlut vid kemikalieåtervinning i sulfat- och sulfitmassafabriker
SE9400383L (sv) * 1994-02-07 1995-08-08 Kvaerner Pulping Tech Sätt att rena en sulfidhaltig alkalisk lut från klorid
US5545292A (en) * 1994-09-09 1996-08-13 Institute Of Paper Science And Technology, Inc. Kraft smelt solidification in a fluidized bed reactor
JPH11509586A (ja) * 1995-07-11 1999-08-24 アールストロム マシナリイ オサケ ユキチュア 石灰と石灰スラッジからの不純物の分離法と、不純物、例えばケイ素を含有する緑液の２段階カセイ化法
US6569284B1 (en) * 1996-09-24 2003-05-27 International Paper Company Elemental-chlorine-free bleaching process having an initial Eo or Eop stage
CN100422434C (zh) 2002-06-07 2008-10-01 安德里兹公司 造纸厂用来产生能量的系统
PL1924739T3 (pl) 2005-04-22 2014-05-30 Andritz Oy Urządzenie i sposób wytwarzania energii w celulozowni
US10787708B2 (en) 2017-07-12 2020-09-29 Macau University Of Science And Technology Method of identifying a gene associated with a disease or pathological condition of the disease

Also Published As

Publication number Publication date
WO2008152189A3 (en) 2009-03-05
FI20070523A0 (fi) 2007-07-03
FI122237B (fi) 2011-10-31
WO2008152189A2 (en) 2008-12-18

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